Sydney will stay on EDT until Sunday, April 4, 2010 at 3:00 AM when clocks are moved to Sunday, April 4, 2010 at 02:00:00 EST
Time zone offset: UTC + 11 hours
EDT is 11 hours ahead of Coordinated Universal Time (UTC)
Note that EDT is a daylight saving time/summer time zone. It is generally only used during the summer in the places listed below, during the winter EST is used instead
Time zone abbreviations: EDT, AEDT, EST
Full name is Eastern Daylight Time
EDT – (Australian) Eastern Summer Time (Alternative name for EDT)
AEDT – Australian Eastern Daylight Time or Australian Eastern Summer Time (Alternative - often used in international context to avoid confusion with EDT/Eastern Daylight Time in Northern America)
EST – Eastern Summer Time (Alternative - same abbreviation as for Eastern Standard Time)
Email time zone indicator: +1100
An email sent from someone in the EDT time zone will have the time zone listed as "+1100" in the headers of the email. (However, "+1100" does not have to be in EDT, as other time zones could have the same UTC offset).
For actual dates DST might be observed, look at the examples below
Where and when is EDT observed?
Eastern Daylight Time is used during summer in these Australian territories (Eastern Standard Time during winter)
Australian Capital Territory
New South Wales - except Yancowinna County (CST/CDT)
Tasmania
Victoria
Time zone maps are under development and will be available later